Heinrich's Nightjar vs White-tailed Nightjar
Eurostopodus diabolicus 비교 대상 Hydropsalis cayennensis
Side-by-Side Comparison
| 속성 | Heinrich's Nightjar | White-tailed Nightjar |
|---|---|---|
| 학명 | Eurostopodus diabolicus | Hydropsalis cayennensis |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 39.9 cm (15.7 in) | 27.3 cm (10.7 in) |
| 체중 | 104.0 g (3.67 oz) | 35.75 g (1.26 oz) |
| 식성 | Nocturnal aerial insectivore; catches moths and beetles in flight over Sulawesi forest; poorly known. | Aerial insectivore; catches moths, beetles, and flying insects at night over South American open and … |
| 산란 수 | 1 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Heinrich's Nightjar
Haunting, hollow 'ku-WOO' repeated rhythmically; deep resonant quality; distinctive mournful whistle carrying through Sulawesi forest at night
White-tailed Nightjar
Rapid, whirring trill; 'churrrr' repeated with nasal quality; calls from open savanna and grassland at dusk; alarm a sharp bark; males display low over ground
Geographic Range & Migration
Heinrich's Nightjar
Endemic to Sulawesi, Indonesia; resident of montane forest; extremely rare and poorly known, with very few records.
White-tailed Nightjar
Resident of open savanna and forest edge from Costa Rica through Colombia and Venezuela to the Guianas and northern Brazil; also Caribbean islands.
보전 상태
Heinrich's Nightjar
White-tailed Nightjar
How to Tell Them Apart
Heinrich's Nightjar
Rufous-brown and dark brown mottled with buff vermiculations; large pale buff throat patch; pale buff supercilium; no white wing markings; tail darkly barred brown and buff. Poorly known; Sulawesi endemic.
White-tailed Nightjar
Male brown and grey mottled; white outer tail feathers diagnostic; white throat; small white wing spots; female has buff outer tail feathers and lacks white wing spots; scrubby savanna habitats.
About These Birds
Heinrich's Nightjar
술라웨시 고유의 숲과 숲 가장자리에 서식하는 중형 쏙독새(~104g). 악마야행소쏙독새라고도 불린다. 관심필요종.
White-tailed Nightjar
흰미끄러지기칼은 남아메리카 북부 지역에 서식하는 쏙독새 종류이다. 갈색과 회색의 얼룩무늬 깃털로 낮 동안 나무 위에서 위장하여 숨는다. 야행성으로 밤에 날아다니며 곤충을 잡아먹고 특유의 울음소리를 낸다.